Home / 134,925.72-186,362.82-101,085.54

Finding the Fourth Proportional to 134,925.72, 186,362.82 and 101,085.54

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Solution

The fourth proportional to 134,925.72, 186,362.82 and 101,085.54 is: 139,621.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,925.72 : 186,362.82 = 101,085.54 : x
  2. Step 2: Convert to fraction form
    134,925.72/186,362.82 = 101,085.54/x
  3. Step 3: Cross multiply
    134,925.72x = 186,362.82 × 101,085.54
  4. Step 4: Simplify right side
    134,925.72x = 18,838,586,295.62
  5. Step 5: Solve for x
    x = 18,838,586,295.62/134,925.72
  6. Step 6: Final answer
    x = 139,621.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.